package com.li.utils;

import com.google.gson.Gson;
import com.qiniu.common.QiniuException;
import com.qiniu.common.Zone;
import com.qiniu.http.Response;
import com.qiniu.storage.BucketManager;
import com.qiniu.storage.Configuration;
import com.qiniu.storage.UploadManager;
import com.qiniu.storage.model.DefaultPutRet;
import com.qiniu.util.Auth;

import java.io.UnsupportedEncodingException;

/**
 * 七牛云工具类
 **/
public class QiniuUtils {
    //访问凭证
    public static String accessKey = "QJ8tTm30dsp253yIN8UoOaj9uItiug4gtdLBI7Gj";
    //密钥
    public static String secretKey = "rZzUdv8vuUKgMeKsMceU67XVl8cal4UjAz9g_oQ-";
    //对象空间名
    public static String bucket = "stack-ll";

    //本地文件上传
    public static void upload2Qiniu(String localFilePath, String fileName) {

        //构造一个带指定 Region 对象的配置类
        Configuration cfg = new Configuration(Zone.zone2());
        //...其他参数参考类注释
        UploadManager uploadManager = new UploadManager(cfg);

        Auth auth = Auth.create(accessKey, secretKey);
        String upToken = auth.uploadToken(bucket);
        try {
            Response response = uploadManager.put(localFilePath, fileName, upToken);
            //解析上传成功的结果
            DefaultPutRet putRet = new Gson().fromJson(response.bodyString(), DefaultPutRet.class);
            System.out.println(putRet.key);
            System.out.println(putRet.hash);
        } catch (QiniuException ex) {
            Response r = ex.response;
            System.err.println(r.toString());
            try {
                System.err.println(r.bodyString());
            } catch (QiniuException ex2) {
                //ignore
            }
        }
    }

    //字节数粗上传
    public static void upload2Qiniu(byte[] bytes, String filename) {
        //构造一个带指定 Region 对象的配置类
        Configuration cfg = new Configuration(Zone.zone2());
        //...其他参数参考类注释

        UploadManager uploadManager = new UploadManager(cfg);

        try {

            Auth auth = Auth.create(accessKey, secretKey);
            String upToken = auth.uploadToken(bucket);
            try {
                Response response = uploadManager.put(bytes, filename, upToken);
                //解析上传成功的结果
                DefaultPutRet putRet = new Gson().fromJson(response.bodyString(), DefaultPutRet.class);
                System.out.println(putRet.key);
                System.out.println(putRet.hash);
            } catch (QiniuException ex) {
                Response r = ex.response;
                System.err.println(r.toString());
                try {
                    System.err.println(r.bodyString());
                } catch (QiniuException ex2) {
                    //ignore
                }
            }
        } catch (Exception ex) {
            //ignore
        }

    }

    //删除空间中的文件
    public static void deleteFileFromQiniu(String filename){
        //构造一个带指定 Region 对象的配置类
        Configuration cfg = new Configuration(Zone.zone2());
        //...其他参数参考类注释

        Auth auth = Auth.create(accessKey, secretKey);
        BucketManager bucketManager = new BucketManager(auth, cfg);
        try {
            bucketManager.delete(bucket, filename);
        } catch (QiniuException ex) {
            //如果遇到异常，说明删除失败
            System.err.println(ex.code());
            System.err.println(ex.response.toString());
        }

    }
}
